zsync/bashclub-zsync/usr/bin/bashclub-zsync-config
thorsten.spille 5983d77cd4 first commit
2024-02-08 00:40:42 +01:00

107 lines
3.5 KiB
Bash

#!/bin/bash
#
# bashclub zfs replication script config tool
# Author: (C) 2023 Thorsten Spille <thorsten@spille-edv.de>
PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
prog="$(basename $0)"
#### default config file, can be changed with parameter -c
action=list
conf=/etc/bashclub/zsync.conf
recursive=0
key=
path=
value=
usage() {
cat >&2 <<-EOF
usage: $prog [-h] [-a ACTION] [-c CONFIG] [-p PATH] [-s KEY[=VALUE]] [-r]
manages the zfs-auto-snapshot and bashclub-zsync config on source
-a ACTION The action, this script shall execute
-c CONFIG Path to the bashclub-zsync config file
-p PATH Path of the zfs dataset on source
-s KEY=VALUE Set value for specified dataset
-r Recursive listing (in combination with -l and -p)
-h Show this help text
---------------------------------------------------------------------------
Details of Parameters:
ACTION: Script actions are 'list' (default), 'set', 'inherit'
CONFIG: Default is $conf
KEY: Following keys can be configured:
zsync => alias for bashclub:zsync
or user defined in bashclub-zsync config
zas => alias for com.sun:auto-snapshot
zasf => alias for com.sun:auto-snapshot:frequent
zash => alias for com.sun:auto-snapshot:hourly
zasd => alias for com.sun:auto-snapshot:daily
zasw => alias for com.sun:auto-snapshot:weekly
zasm => alias for com.sun:auto-snapshot:monthly
zasz => alias for com.sun:auto-snapshot:label
user defined auto-snapshot label in bashclub-zsync config
VALUE: Value can be 'all','subvols','exclude', 'true', 'false'
---------------------------------------------------------------------------
(C) 2023 by Spille IT Solutions for bashclub (github.com/bashclub)
Author: Thorsten Spille <thorsten@spille-edv.de>
---------------------------------------------------------------------------
EOF
exit $1
}
while getopts "hra:c:p:s:" opt; do
case $opt in
h) usage 0 ;;
a) action=$OPTARG ;;
c) conf=$OPTARG ;;
p) path=$OPTARG ;;
s) key=$(echo $OPTARG | cut -d'=' -f 1) value=$(echo $OPTARG | cut -d'=' -f 1) ;;
r) recursive=1 ;;
*) usage 1 ;;
esac
done
shift $((OPTIND-1))
source $conf
if [[ $source == "" ]]; then
ssh=
sshport=
else
sshport=-p$sshport
fi
local_os_id=$($grep -E "^ID=" /etc/os-release | $cut -d'=' -f2)
remote_os_id=$($ssh $source $sshport "grep -E \"^ID=\" /etc/os-release | cut -d'=' -f2")
if [[ $local_os_id == "freebsd" ]]; then
local_aes=$($grep -o AES /var/run/dmesg.boot | $uniq)
else
local_aes=$($grep -m1 -o aes /proc/cpuinfo | $uniq)
fi
if [[ $remote_os_id == "freebsd" ]]; then
remote_aes=$($ssh $source $sshport "grep -o AES /var/run/dmesg.boot | uniq")
else
remote_aes=$($ssh $source $sshport "grep -m1 -o aes /proc/cpuinfo | uniq")
fi
if [[ $local_aes == "aes" ]] && [[ $remote_aes == "aes" ]]; then
sshcipher=-caes256-gcm@openssh.com
else
sshcipher=-cchacha20-poly1305@openssh.com
fi
list (){
if [ $path != *"/"* ]; then
p=$path
if [ $recursive -gt0 ]; then
rec=-r
fi
fi
list=$($ssh $sshcipher $sshport $source "zfs get -H -t filesystem,volume $tag,com.sun:auto-snapshot,com.sun:auto-snapshot:frequent,com.sun:auto-snapshot:hourly,com.sun:auto-snapshot:daily,com.sun:auto-snapshot:weekly,com.sun:auto-snapshot:monthly,com.sun:auto-snapshot:$zfs_auto_snapshot_label $rec $p")
for line in $list; do
done
}